Speed - wireless has to be converted into a transmittable state before its sent and can be easily interrupted/ weakened/ stopped all together by buildings, a drop in wireless connect etc. Where as wired connection is predominantly faster than wireless connections as the data has physical means of being sent which has a reduced change of a drop in connection due to the physical connection but can wires can be physically tampered with or be affected by static interference and isn't convenient over a wide area (WAN)